CAS No. 901245-65-6

Batch: Purity:99.58
GSK 5959 Chemical Structure
Chemical Structure
Check the GSK 5959 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name N-(1,3-dimethyl-2-oxo-6-piperidin-1-ylbenzimidazol-5-yl)-2-methoxybenzamide
CAS Number 901245-65-6
Molecular Formula

C22H26N4O3

Molecular Weight (MW) 394.47
SMILES CN1C2=C(C=C(C(=C2)NC(=O)C3=CC=CC=C3OC)N4CCCCC4)N(C1=O)C
InChIKey LTUGYAOMCKNTGG-UHFFFAOYSA-N

Ordering Information

Biological Activity

GSK 5959 is a potent and selective BRPF1 bromodomain inhibitor that displays high selectivity for BRPF1 over BRPF2, BRPF3, and BET family bromodomains. By selectively binding the BRPF1 bromodomain, GSK 5959 displaces acetylated histones from the BRPF1 subunit of the MOZ/MORF histone acetyltransferase complex, thereby disrupting chromatin remodeling, suppressing downstream gene expression, and inhibiting cellular proliferation. [1]

How to Prepare Stock Solution?

Concentration Volume Mass
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Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
DMSO 6 mg/mL (15.21 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 3 mg/mL
Water Insoluble
FAQ
Q: Why does a DMSO stock precipitate in media/saline?
A: It is caused by unheated aqueous media (supersaturation), local solvent shock, or incorrect mixing sequence.
How to fix it?
  • Preheat media/saline to 37°C.
  • Mix rapidly (pipette/vortex) upon addition.
  • For complex mixes, always add the aqueous phase last.
  • Re-dissolve minor precipitates with a 37°C water bath and sonication (≤30 min).
Note: Technical data last updated: Sep 1, 2026.